Ronis n° 455 Emergency Stop Switch With Key is a robust safety control device designed for immediate circuit shutdown in emergency situations. Featuring a large Φ40 mm or Φ60 mm actuator with a keyed release mechanism, it ensures clear, unambiguous activation and controlled reset only by authorized personnel.

Available in models LA167-B2-ES645, LA167-82-ES142, and LA167-82-ES145, this emergency stop switch is ideal for demanding industrial environments where rapid machine isolation and operator safety are critical. Its durable construction supports long-term reliability under heavy use and adverse conditions.

Perfect for industrial automation, machinery safety systems, manufacturing plants, process control panels, and infrastructure installations, the Ronis n° 455 E-Stop Switch delivers dependable emergency protection and enhanced operational safety.